Pressure switch



FIG. 1 is an isometric view of an embodiment of a pressure switch;

FIG. 2 is another isometric view of the pressure switch shown in FIG. 1;

FIG. 3 is a front view of the pressure switch shown in FIG. 1;

FIG. 4 is a right side view of the pressure switch shown in FIG. 1;

FIG. 5 is a rear view of the pressure switch shown in FIG. 1;

FIG. 6 is a left side view of the pressure switch shown in FIG. 1;

FIG. 7 is a top view of the pressure switch shown in FIG. 1; and,

FIG. 8 is a bottom view of the pressure switch shown in FIG. 1.

The broken lines shown in the drawings represent portions of the pressure switch that form no part of the claimed design. 

CLAIM The ornamental design for a pressure switch, as shown and described. 